diff options
Diffstat (limited to 'gcc/fold-const.c')
| -rw-r--r-- | gcc/fold-const.c | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/gcc/fold-const.c b/gcc/fold-const.c index 7751cb9..c4826c7 100644 --- a/gcc/fold-const.c +++ b/gcc/fold-const.c @@ -4150,25 +4150,6 @@ extract_muldiv_1 (tree t, tree c, enum tree_code code, tree wide_type) TREE_OPERAND (t, 1)); break; - case SAVE_EXPR: - /* If this has not been evaluated and the operand has no side effects, - we can see if we can do something inside it and make a new one. - Note that this test is overly conservative since we can do this - if the only reason it had side effects is that it was another - similar SAVE_EXPR, but that isn't worth bothering with. */ - if (SAVE_EXPR_RTL (t) == 0 && ! TREE_SIDE_EFFECTS (TREE_OPERAND (t, 0)) - && 0 != (t1 = extract_muldiv (TREE_OPERAND (t, 0), c, code, - wide_type))) - { - t1 = save_expr (t1); - if (SAVE_EXPR_PERSISTENT_P (t) && TREE_CODE (t1) == SAVE_EXPR) - SAVE_EXPR_PERSISTENT_P (t1) = 1; - if (is_pending_size (t)) - put_pending_size (t1); - return t1; - } - break; - case LSHIFT_EXPR: case RSHIFT_EXPR: /* If the second operand is constant, this is a multiplication or floor division, by a power of two, so we can treat it that |